120mm fan for s9 Most powerful 12 volt fan
- Size: 120x120x38mm (120mm refers to the fan’s diameter) 120mm fan
- Voltage: Available in 5V, 12V, and 24V options to suit different power supply requirements
- Bearing Type: Ball bearing for extended lifespan and better performance
- Noise Level: Whisper quiet, making it suitable for use in noise-sensitive environments
- Control Input: 0-10VDC/PWM, allowing for precise speed control to optimize cooling performance and noise levels
- Tach Output: Provides feedback on the fan’s rotational speed, useful for monitoring and control systems
- Locked-Rotor Protection: Prevents damage to the fan in case it fails to rotate due to obstruction or other issues
- Reverse Polarity Protection: Protects the fan from damage if the power supply is connected incorrectly
- Over-voltage Protection: Ensures the fan can handle voltage spikes without sustaining damage
- Soft Start Protection: Gradually increases the fan speed to reduce mechanical stress and electrical surges during startup
Fan performance options:
*Bearing: Ball/Hydraulic/Sleeve
*Voltage: 3v/5v/12v/24v/28v/36v/48v
*Waterproof: IP54/IP55/IP56/IP66/IP67/IP68
*Function: Tacho meter/RD/FG/PWM+Tacho meter/PWM+RD
| Model No. |
Rated Voltage |
Operating Voltage |
Rated Current |
Speed | Max. Air Flow |
Max. Static Pressure |
Noise | ||
| VDC | VDC | A | RPM | m³/min | CFM | mmH2O | inH2O | dB | |
| HD1238L12 | 12 | 7.0～13.8 | 0.3 | 2200 | 2.37 | 83.7 | 5.6 | 0.22 | 35.4 |
| HD1238M12 | 12 | 7.0～13.8 | 0.45 | 2800 | 2.95 | 104.1 | 7.7 | 0.3 | 41.8 |
| HD1238H12 | 12 | 7.0～13.8 | 0.6 | 3200 | 3.4 | 120.1 | 9.7 | 0.38 | 45.3 |
| HD1238U12 | 12 | 7.0～13.8 | 1.4 | 4500 | 4.76 | 168.2 | 16.6 | 0.65 | 54.5 |
| HD1238L24 | 24 | 14.0～27.6 | 0.14 | 2200 | 2.37 | 83.7 | 5.6 | 0.22 | 35.4 |
| HD1238M24 | 24 | 14.0～27.6 | 0.26 | 2800 | 2.95 | 104.1 | 7.7 | 0.3 | 41.8 |
| HD1238H24 | 24 | 14.0～27.6 | 0.35 | 3200 | 3.4 | 120.1 | 9.7 | 0.38 | 45.3 |
| HD1238U24 | 24 | 14.0～27.6 | 0.7 | 4500 | 4.76 | 168.2 | 16.6 | 0.65 | 54.5 |
| HD1238L48 | 48 | 28.0～56.0 | 0.09 | 2200 | 2.37 | 83.7 | 5.6 | 0.22 | 35.4 |
| HD1238M48 | 48 | 28.0～56.0 | 0.13 | 2800 | 2.95 | 104.1 | 7.7 | 0.3 | 41.8 |
| HD1238H48 | 48 | 28.0～56.0 | 0.18 | 3200 | 3.4 | 120.1 | 9.7 | 0.38 | 45.3 |
| HD1238U48 | 48 | 28.0～56.0 | 0.4 | 4500 | 4.76 | 168.2 | 16.6 | 0.65 | 54.5 |
